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x86 multiboot.h

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Change-Id: I245564a98fb9e2572b88f8feb7411ad6800a543c
This commit is contained in:
Ben Gras
2013-12-10 22:47:53 +01:00
committed by Lionel Sambuc
parent 7df88eaa69
commit be9fe09e97
12 changed files with 111 additions and 213 deletions
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187
sys/arch/i386/include/multiboot.h
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@@ -1,3 +1,6 @@
#ifndef _MACHINE_MULTIBOOT_H
#define _MACHINE_MULTIBOOT_H 1
/* $NetBSD: multiboot.h,v 1.8 2009/02/22 18:05:42 ahoka Exp $ */
/*-
@@ -28,10 +31,6 @@
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MULTIBOOT_H__
#define __MULTIBOOT_H__
#if !defined(_KERNEL) && defined(_STANDALONE)
/* --------------------------------------------------------------------- */
@@ -44,6 +43,8 @@
#define MULTIBOOT_HEADER_HAS_VBE 0x00000004
#define MULTIBOOT_HEADER_HAS_ADDR 0x00010000
#ifndef __ASSEMBLY__
#if !defined(_LOCORE)
struct multiboot_header {
uint32_t mh_magic;
@@ -72,6 +73,8 @@ struct multiboot_header {
extern struct multiboot_header *Multiboot_Header;
#endif /* !defined(_LOCORE) && defined(_KERNEL) */
#endif /* __ASSEMBLY__ */
/* --------------------------------------------------------------------- */
/*
@@ -91,6 +94,8 @@ extern struct multiboot_header *Multiboot_Header;
#define MULTIBOOT_INFO_HAS_APM_TABLE 0x00000400
#define MULTIBOOT_INFO_HAS_VBE 0x00000800
#ifndef __ASSEMBLY__
#if !defined(_LOCORE)
struct multiboot_info {
uint32_t mi_flags;
@@ -190,7 +195,35 @@ struct multiboot_module {
uint32_t mmo_reserved;
};
#endif /* !defined(_LOCORE) */
#endif
#endif /* __ASSEMBLY__ */
#ifdef __minix
#ifndef __ASSEMBLY__
typedef struct multiboot_info multiboot_info_t;
typedef struct multiboot_module multiboot_module_t;
typedef struct multiboot_mmap multiboot_memory_map_t;
#endif
#define MULTIBOOT_MEMORY_AVAILABLE 1
#define MULTIBOOT_MAX_MODS 20
#define mod_start mmo_start
#define mod_end mmo_end
#define mmap_addr mi_mmap_addr
#define mmap_length mi_mmap_length
#define MULTIBOOT_VIDEO_MODE 0x00000004
#define MULTIBOOT_VIDEO_MODE_EGA 1
#define MULTIBOOT_VIDEO_BUFFER 0xB8000
#define MULTIBOOT_CONSOLE_LINES 25
#define MULTIBOOT_CONSOLE_COLS 80
#endif
/* --------------------------------------------------------------------- */
@@ -205,147 +238,9 @@ bool multiboot_ksyms_addsyms_elf(void);
#endif /* !defined(_LOCORE) */
/* --------------------------------------------------------------------- */
#else /* !defined(_KERNEL) && defined(_STANDALONE) */
/* LSC FIXME: OLD MINIX DEFINITION: should be removed and replace with
definition above... */
#define MULTIBOOT_HEADER_MAGIC 0x1BADB002
#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
/* Must pass memory information to OS. */
#define MULTIBOOT_PAGE_ALIGN 0x00000001
#define MULTIBOOT_MEMORY_INFO 0x00000002
#define MULTIBOOT_VIDEO_MODE 0x00000004
#define MULTIBOOT_AOUT_KLUDGE 0x00010000
/* consts used for Multiboot pre-init */
#define MULTIBOOT_VIDEO_MODE_EGA 1
#define MULTIBOOT_VIDEO_BUFFER 0xB8000
/* Usable lower memory chunk has a upper bound */
#define MULTIBOOT_LOWER_MEM_MAX 0x7f800
#define MULTIBOOT_CONSOLE_LINES 25
#define MULTIBOOT_CONSOLE_COLS 80
#define MULTIBOOT_VIDEO_BUFFER_BYTES \
(MULTIBOOT_CONSOLE_LINES*MULTIBOOT_CONSOLE_COLS*2)
#define MULTIBOOT_STACK_SIZE 4096
#ifdef __minix
#define MULTIBOOT_PARAM_BUF_SIZE 1024
#endif
#define MULTIBOOT_MAX_MODS 20
/* Flags to be set in the ’flags’ member of the multiboot info structure. */
#define MULTIBOOT_INFO_MEMORY 0x00000001
#define MULTIBOOT_INFO_MEM_MAP 0x00000040
/* Is there a boot device set? */
#define MULTIBOOT_INFO_BOOTDEV 0x00000002
/* Is the command-line defined? */
#define MULTIBOOT_INFO_CMDLINE 0x00000004
/* Are there modules to do something with? */
#define MULTIBOOT_INFO_MODS 0x00000008
#define MULTIBOOT_HIGH_MEM_BASE 0x100000
#ifndef __ASSEMBLY__
#include <sys/types.h>
/* The symbol table for a.out. */
struct multiboot_aout_symbol_table
{
u32_t tabsize;
u32_t strsize;
u32_t addr;
u32_t reserved;
};
/* The section header table for ELF. */
struct multiboot_elf_section_header_table
{
u32_t num;
u32_t size;
u32_t addr;
u32_t shndx;
};
typedef struct multiboot_elf_section_header_table multiboot_elf_section_header_table_t;
typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t;
struct multiboot_info
{
/* Multiboot info version number */
u32_t flags;
/* Available memory from BIOS */
u32_t mem_lower_unused; /* minix uses memmap instead */
u32_t mem_upper_unused;
/* "root" partition */
u32_t boot_device;
/* Kernel command line */
u32_t cmdline;
/* Boot-Module list */
u32_t mods_count;
u32_t mods_addr;
union
{
multiboot_aout_symbol_table_t aout_sym;
multiboot_elf_section_header_table_t elf_sec;
} u;
/* Memory Mapping buffer */
u32_t mmap_length;
u32_t mmap_addr;
/* Drive Info buffer */
u32_t drives_length;
u32_t drives_addr;
/* ROM configuration table */
u32_t config_table;
/* Boot Loader Name */
u32_t boot_loader_name;
/* APM table */
u32_t apm_table;
/* Video */
u32_t vbe_control_info;
u32_t vbe_mode_info;
u16_t vbe_mode;
u16_t vbe_interface_seg;
u16_t vbe_interface_off;
u16_t vbe_interface_len;
};
typedef struct multiboot_info multiboot_info_t;
struct multiboot_mod_list
{
/* Memory used goes from bytes 'mod_start' to 'mod_end-1' inclusive */
u32_t mod_start;
u32_t mod_end;
/* Module command line */
u32_t cmdline;
/* Pad struct to 16 bytes (must be zero) */
u32_t pad;
};
typedef struct multiboot_mod_list multiboot_module_t;
#define MULTIBOOT_MEMORY_AVAILABLE 1
#define MULTIBOOT_MEMORY_RESERVED 2
struct multiboot_mmap_entry
{
u32_t size;
u64_t addr;
u64_t len;
#define MULTIBOOT_MEMORY_AVAILABLE 1
#define MULTIBOOT_MEMORY_RESERVED 2
u32_t type;
} __attribute__((packed));
typedef struct multiboot_mmap_entry multiboot_memory_map_t;
#endif /* __ASSEMBLY__ */
#endif /* !defined(_KERNEL) && defined(_STANDALONE) */
#endif /* __MULTIBOOT_H__ */
#endif